{"product_id":"square-d-fh36020-black-circuit-breaker","title":"Square D | FH36020-BLACK | Circuit Breaker | 20A | 3-Pole | 600V","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Square D FH36020-BLACK, a purpose-built 20A, three-pole circuit breaker crafted for maintenance, retrofit, and replacement tasks where exact compatibility matters. With a 600V rating, this unit is designed to reliably protect three-phase circuits in commercial and industrial environments, preserving the familiar Square D form factor you rely on.\u003c\/p\u003e \u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eAmperage:\u003c\/strong\u003e 20A\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePoles:\u003c\/strong\u003e 3-Pole\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 600V\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePart number:\u003c\/strong\u003e FH36020-BLACK\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this Square D breaker stands out\u003c\/h3\u003e\n\u003cp\u003eThis is an authentic Square D component, purposefully chosen for projects where exact match matters. The FH36020-BLACK designation is your quick reference for compatibility, helping you avoid mismatched replacements in panels that require a 3-pole, 600V device. Its design supports efficient maintenance workflows and minimizes downtime when replacing aging or failed breakers in active systems.\u003c\/p\u003e \u003ch3\u003eIdeal use cases\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMaintenance and servicing of existing electrical panels that call for a 20A, 3-pole, 600V switchgear\u003c\/li\u003e \u003cli\u003eRetrofits where upgrading to a compatible 3-phase solution is needed\u003c\/li\u003e \u003cli\u003eReplacement of a failed breaker in industrial or commercial installations that use Square D components\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhat problems it solves\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eMitigates downtime by providing a direct, compatible replacement\u003c\/li\u003e \u003cli\u003eEnsures correct electrical characteristics for safe, reliable three-phase protection at up to 600V\u003c\/li\u003e \u003cli\u003eReduces ordering errors with a clearly identifiable part number designed for compatibility checks\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003ePractical guidance for purchasing and use\u003c\/h3\u003e\n\u003cp\u003eBefore ordering, verify fit and ratings against your panel’s documentation. Use the part number FH36020-BLACK as the primary reference to ensure you’re selecting a breaker that matches the required amperage, pole count, and voltage. For installation, enlist the help of a qualified electrician to confirm proper termination, safe de-energization, and compliance with local electrical codes.\u003c\/p\u003e \u003cp\u003eDesigned for professionals who value reliability, precise compatibility, and streamlined replacements, the Square D FH36020-BLACK makes maintenance and upgrades straightforward—so you can keep critical systems protected with confidence.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Square D","offers":[{"title":"Default Title","offer_id":46426378829986,"sku":"FH36020-BLACK","price":2010.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0666\/8094\/6850\/files\/master_generic_a085eff1-75dd-47ee-b131-4c8df8f0489b.png?v=1765492976","url":"https:\/\/www.ampstate.com\/products\/square-d-fh36020-black-circuit-breaker","provider":"Ampstate Electric Corporation","version":"1.0","type":"link"}